Home / 383,171.16-574,756.38-180,720.03

Finding the Fourth Proportional to 383,171.16, 574,756.38 and 180,720.03

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Solution

The fourth proportional to 383,171.16, 574,756.38 and 180,720.03 is: 271,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,171.16 : 574,756.38 = 180,720.03 : x
  2. Step 2: Convert to fraction form
    383,171.16/574,756.38 = 180,720.03/x
  3. Step 3: Cross multiply
    383,171.16x = 574,756.38 × 180,720.03
  4. Step 4: Simplify right side
    383,171.16x = 103,869,990,236.29
  5. Step 5: Solve for x
    x = 103,869,990,236.29/383,171.16
  6. Step 6: Final answer
    x = 271,079.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.